(a) The tax authorized by this subchapter is imposed at the tax rate on each ticket sold as admission to an event held at an approved venue.
(b) The amount of the tax may be imposed at any uniform percentage not to exceed 10 percent of the price of the ticket sold as admission to an event held at an approved venue.

(c) The ballot proposition at the election held to adopt the tax must specify the maximum rate of the tax to be adopted.
(d) The municipality by ordinance or the county by order may repeal or decrease the rate of the tax imposed under this subchapter.